However, treating all factors that differ by exposure status as confounders without considering the structure of their relation to the exposure can introduce bias. For example, conditions affected by the exposure are not confounders. There are also special types of confounding, such as time-varying ...
TCD appears the ideal tool to follow up the closure process and to identify early, during follow-up, those patients who will be left with a significant shunt. Atrial fibrillation is more common than believed previously and may ... GP.Anzola,E.Morandi,F.Casilli,... - 《Stroke》 被引量:...
subsequently impacting vaccination behaviors. The first analysis utilizes path analysis to identify both direct and indirect effects of perceived inequality on COVID-19 vaccine-related attitudes
Additionally, a post-hoc test was utilized to identify specific group differences following the significant ANOVA results, allowing for a more detailed understanding of how each quartile of the MIND diet and PHDI influenced mental health outcomes. The cut-offs for defining depression, anxiety, and ...
From the DAG, we see that thenewcustomer indicator is a confounder and needs to be controlled in order to identify the effect ofmailonsales.ageandsales_oldinstead are not essential for estimation but could be helpful for identification. For more information on DAGs and control variables, you ...
根据文章第一段In a study published in Nature Machine Intelligence, researchers at Ohio State University show how artificial intelligence (AI) can follow clinical trials to identify drugs for repurposing,a solution that can help advance innovative treatments. (在《自然机器智能》杂志上...
Backward stepwise logistic regression was used to identify the factors independently associated with anxiety and depression. Results:In total, 41 patients (15.2%) were depressed' (HADS-D 8) while 68 (25.2%) were anxious' (HADS-A 8). Depressed patients reported higher rates of smoking ((2)...
Defining disability as deficits in performance relative to a population, it is possible to identify visual acuity and contrast loss where most are disabled. However, the cutoff points depend on the task, suggesting that defining disability using a single threshold for visual acuity or contrast ...
In a study published in Nature Machine Intelligence, researchers at Ohio State University show how artificial intelligence (AI) can follow clinical trials to identify drugs for repurposing, a solution that can help advance innovative treatments. Repurposing drugs is legal and not unusual. When doctors...
There have been numerous attempts to identify and describe dimensions of a firm's environment (e.g., Child, 1972; Jurkovich, 1974; Mintzberg, 1979; Pfeffer and Salancik, 1977; Starbuck, 1976). Despite several differences, there seems to be a loose consensus on a trio of environmental dimens...